Remote (Global)

Bitfinex is hiring a Senior Node.js Backend Developer - (100% Remote Worldwide)

About the Role

Join a globally distributed team building robust backend infrastructure for a leading-edge financial platform. We're seeking a Senior Node.js Backend Developer to design, implement, and maintain scalable services that power real-time trading, blockchain connectivity, and Lightning Network capabilities. Your work will directly influence system performance, security, and user experience across a high-traffic environment.

What You’ll Do

  • Design and deploy backend features using agile practices to support evolving platform needs
  • Optimize server responsiveness and scalability as user volume grows
  • Develop and maintain a reliable, low-latency API with comprehensive functionality
  • Enforce strict security protocols across all backend systems and services
  • Contribute to core components including trading systems, blockchain interfaces, and payment network integrations

What We’re Looking For

  • Strong expertise in Node.js and JavaScript development
  • Proven experience with microservices architecture and distributed systems
  • Hands-on work with MySQL and MongoDB for data storage and retrieval
  • Understanding of modern security principles in backend environments
  • Ability to adapt quickly to new tools and technical challenges

Nice-to-Have Skills

  • Background in blockchain or cryptocurrency systems
  • Knowledge of high-availability system design
  • Familiarity with Redis for messaging and queuing
  • Experience with caching layers and job processing systems
  • Exposure to Ruby, Rust, or C++

Technology Environment

Node.js, JavaScript, microservices, MySQL, MongoDB, Redis, caching layers, job queues

Work Environment

This role is fully remote with team members across the world. We support asynchronous collaboration, flexible scheduling, and a culture of autonomy. Our environment values innovation, integrity, and continuous learning, with opportunities for mentorship, skill development, and knowledge exchange.

Our Commitment

We foster an inclusive workplace free from discrimination based on race, religion, gender, age, disability, sexual orientation, gender identity, or other protected status. This principle guides every stage of hiring and employment.

Required Skills
Node.jsJavaScriptmicroservicesMySQLMongoDBRedisCachesJob QueuesAPI DevelopmentDatabase InteractionTechnology Learning Node.jsJavaScriptmicroservicesMySQLMongoDBRedisCachesJob QueuesAPI DevelopmentDatabase InteractionTechnology Learning
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About company
Bitfinex
The Original Bitcoin Exchange. Inspired by Bitcoin's vision of financial freedom, committed to empowering individuals to transact and connect seamlessly across the globe. Provides a cutting-edge platform enabling users to buy, hold, and trade digital assets. Offers state-of-the-art trading services for individuals and global liquidity providers.
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Job Details
Category backend
Posted a month ago